H11.411 (Vascular abnormalities of conjunctiva, right eye) compared with H11.412 (Vascular abnormalities of conjunctiva, left eye), from the official CMS tabular data. H11.411 and H11.412 code the same condition on opposite sides.
Same condition; these differ only in which side is documented.
These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.
Source: ICD-10-CM tabular list (laterality variant derived from the code title)
Same condition, opposite side. H11.411 and H11.412 name the same condition on opposite sides of the body.
Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.
| H11.411Vascular abnormalities of conjunctiva, right eye | H11.412Vascular abnormalities of conjunctiva, left eye | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | H00-H59 — Diseases of the Eye and Adnexa (H00-H59) | H00-H59 — Diseases of the Eye and Adnexa (H00-H59) |
| Definition | Vascular abnormalities of conjunctiva, right eye is a billable ICD-10-CM diagnosis code (H11.411). | Vascular abnormalities of conjunctiva, left eye is a billable ICD-10-CM diagnosis code (H11.412). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources